Written by CalorieData Nutrition TeamReviewed by a Registered DietitianLast Updated: March 2026

Energy Drink vs Pepsi: Nutrition Comparison

Which is healthier? Compare calories, protein, carbs, and more

Complete side-by-side nutrition comparison per 100g serving | Updated 2026

Which is Healthier?

Both foods have similar nutritional profiles

Both foods have similar nutritional profiles with each winning in different categories. Your choice should depend on your specific dietary goals and preferences. Energy Drink has 45 calories while Pepsi has 43 calories per 100g.

Quick Summary

Fewer Calories

Pepsi

43 kcal

More Protein

Energy Drink

0.3g

More Fiber

Energy Drink

0g

Less Sugar

Energy Drink

10.6g

Visual Comparison

Caloriesper 100g
Energy Drink
45
Pepsi
43
Proteinper 100g
Energy Drink
0.3g
Pepsi
0g
Carbohydratesper 100g
Energy Drink
11g
Pepsi
11g
Fatper 100g
Energy Drink
0g
Pepsi
0g

Side-by-Side Nutrition Table

NutrientEnergy DrinkPepsiDifference
Calories45kcal43kcal+2.0kcal
Protein0.3g0g+0.3g
Carbohydrates11g11g0.0g
Fat0g0g0.0g
Fiber0g0g0.0g
Sugar10.6g11g-0.4g
Sodium80mg3mg+77.0mg

Serving Size Comparison

All values above are per 100g. Here's how they compare in common serving sizes:

Energy Drink

Per 100g:45 calories
Per cup (150g):68 calories
Per serving (85g):38 calories

Pepsi

Per 100g:43 calories
Per cup (150g):65 calories
Per serving (85g):37 calories

Diet Compatibility

Energy Drink

Low-CalorieVeganVegetarianLow-Sodium

Pepsi

Low-CalorieVeganVegetarianLow-Sodium

When to Choose Energy Drink

  • Higher in protein (0.3g vs 0g)
  • More fiber (0g vs 0g)
  • Lower in carbs (11g vs 11g)
  • Less sugar (10.6g vs 11g)

Common Uses

HydrationMorning ritualSocial occasionsEnergy boost
View full Energy Drink nutrition →

When to Choose Pepsi

  • Lower in calories (43 vs 45)
  • Lower sodium (3mg vs 80mg)

Common Uses

HydrationMorning ritualSocial occasionsEnergy boost
View full Pepsi nutrition →

Energy Drink vs Pepsi: Nutritional Analysis

Energy Drink is more calorie-dense at 45 calories per 100g compared to 43 for Pepsi, a difference of 2 calories. On the protein front, Energy Drink delivers more with 0.3g per 100g versus 0g, which matters for muscle maintenance, satiety, and overall metabolic health. These differences become meaningful when you consider how each food fits into your daily dietary pattern rather than looking at any single nutrient in isolation.

Macronutrient Breakdown

The macronutrient profiles of Energy Drink and Pepsi tell different nutritional stories. Energy Drink provides 11g of carbohydrates, 0g of fat, and 0g of fiber per 100g, while Pepsi contains 11g carbs, 0g fat, and 0g fiber. Sugar content also differs: Energy Drink contains 10.6g while Pepsi has 11g per 100g. Lower sugar options are generally preferable for blood sugar management and dental health.

Key Takeaways

  • For weight management: Pepsi is the lower-calorie choice at 43 cal/100g, making it more suitable for calorie-controlled diets.
  • For muscle building: Energy Drink provides more protein (0.3g/100g), supporting muscle repair and growth.
  • For sustained energy: Energy Drink offers more fiber (0g/100g), which slows digestion and provides steadier energy release.
  • Overall: Neither food is universally "better" than the other. The right choice depends on your specific nutritional goals, meal context, and dietary preferences. Both can play a role in a balanced diet.

Frequently Asked Questions

Which has more calories, Energy Drink or Pepsi?

Energy Drink has more calories with 45 kcal per 100g, compared to Pepsi with 43 kcal. That's a difference of 2 calories per 100g serving.

Is Energy Drink healthier than Pepsi?

Energy Drink and Pepsi have similar nutritional profiles, with each food winning in different categories. The healthier choice depends on your specific dietary goals and nutritional needs.

What is the protein difference between Energy Drink and Pepsi?

Energy Drink has more protein with 0.3g per 100g, compared to Pepsi with 0g. Energy Drink provides 0.3g more protein per 100g serving.

Which is better for weight loss, Energy Drink or Pepsi?

For weight loss, Pepsi is the better choice with only 43 calories per 100g compared to 45 calories in Energy Drink. Pepsi also offers 0g of fiber per 100g, which helps you feel fuller longer.

Does Energy Drink or Pepsi have fewer carbs?

Energy Drink and Pepsi have the same carbohydrate content at 11g per 100g.

About Our Data

All nutrition data in this comparison is sourced from the USDA FoodData Central, the official food composition database maintained by the U.S. Department of Agriculture. Values are based on 100g servings for accurate comparison.

Health Disclaimer: This comparison is for informational purposes only and is not intended as medical or dietary advice. Nutritional needs vary by individual. The best food choice depends on your personal health goals, dietary requirements, and preferences. Consult a healthcare provider or registered dietitian for personalized nutrition guidance.